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Extending Great Squares

Explore one of these five pictures.

Shaping It

These pictures were made by starting with a square, finding the half-way point on each side and joining those points up. You could investigate your own starting shape.

Cylinder Cutting

An activity for high-attaining learners which involves making a new cylinder from a cardboard tube.

Area and Perimeter

Age 7 to 11
Challenge Level

Using squared paper to sketch shapes might help.
The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.
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NRICH is part of the family of activities in the Millennium Mathematics Project.